document.write( "Question 823471: Please help me. How do I solve this problem: How many gallons of a 60% antifreeze solution must be mixed with 80 gallons of a 20% antifreeze solution to get a mixture that is 50% antifreeze? Use the six-step method.
\n" ); document.write( "I haven't a clue how to solve this problem. Thank you so much for your time.
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Algebra.Com's Answer #495538 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
.6x+.2*80=.5(x+80)
\n" ); document.write( "x = 240.
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